Datasheet

3
LT1995
1995fb
SYMBOL PARAMETER CONDITIONS V
SUPPLY
MIN TYP MAX UNITS
V
OS_OA
Op Amp Input Offset Voltage G = 1 (MS10) ±2.5V, ±5V, ±15V 0.5 2.5 mV
(Note 10) G = 1 (DD10) ±2.5V, ±5V, ±15V 0.75 4.5 mV
e
n
Input Noise Voltage G = 1, f = 10kHz ±2.5V to ±15V 27 nV/√Hz
G = 2, f = 10kHz ±2.5V to ±15V 18 nV/√Hz
G = 4, f = 10kHz ±2.5V to ±15V 14 nV/√Hz
R
IN
Common Mode Input Resistance V
CM
= ±15V, G = 1 ±15V 4 kΩ
C
IN
Input Capacitance ±15V 2.5 pF
Input Voltage Range G = 1 ±15V ±15 ±15.5 V
±5V ±5 ±5.5 V
±2.5V ±1 ±1.5 V
CMRR Common Mode Rejection Ratio G = 1, V
CM
= ±15V ±15V 65 79 dB
Referred to Input G = 2, V
CM
= ±15V ±15V 71 84 dB
G = 4, V
CM
= ±15V ±15V 75 87 dB
G = 1, V
CM
= ±5V ±5V 65 73 dB
G = 1, V
CM
= ±1V ±2.5V 61 68 dB
PSRR Power Supply Rejection Ratio P1 = M1 = 0V, G = 1, V
S
= ±2.5V to ±15V 78 87 dB
V
OUT
Output Voltage Swing R
L
= 1k ±15V ±13.5 ±14 V
R
L
= 500Ω ±15V ±13 ±13.5 V
R
L
= 500Ω ±5V ±3.5 ±4V
R
L
= 500Ω ±2.5V ±1.3 ±2V
I
SC
Short-Circuit Current G = 1 ±15V ±70 ±120 mA
SR Slew Rate G = –2, V
OUT
= ±12V, P2 = 0V ±15V 750 1000 V/µs
Measured at V
OUT
= ±10V
G = –2, V
OUT
= ±3.5V, P2 = 0V ±5V 450 V/µs
Measured at V
OUT
= ±2V
FPBW Full Power Bandwidth 10V Peak, G = –2 (Note 8) ±15V 16 MHz
3V Peak, G = –2 (Note 8) ±5V 24 MHz
HD Total Harmonic Distortion G = 1, f = 1MHz, R
L
= 1k, V
OUT
= 2V
P-P
±15V –81 dB
–3dB Bandwidth G = 1 ±15V 32 MHz
±5V 25 MHz
±2.5V 21 MHz
t
r
, t
f
Rise Time, Fall Time 10% to 90%, 0.1V, G = 1 ±15V 10 ns
±5V 15 ns
OS Overshoot 0.1V, G = 1, C
L
= 10pF ±15V 30 %
±5V 30 %
t
pd
Propagation Delay 50% V
IN
to 50% V
OUT
, 0.1V, G = 1 ±15V 9 ns
±5V 11 ns
t
s
Settling Time 10V Step, 0.1%, G = 1 ±15V 100 ns
5V Step, 0.1%, G = 1 ±5V 110 ns
∆G Differential Gain G = 2, R
L
= 150Ω ±15V 0.06 %
∆θ Differential Phase G = 2, R
L
= 150Ω ±15V 0.15 Deg
R
OUT
Output Resistance f = 1MHz, G = 1 ±15V 1.5 Ω
I
S
Supply Current G = 1 ±15V 7.1 9.0 mA
±5V 6.7 8.5 mA
Difference Amplifier Configuration. T
A
= 25°C, V
REF
= V
CM
= 0V and unused gain pins are unconnected, unless otherwise noted.
ELECTRICAL CHARACTERISTICS